{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "patch vulnerability", "trigger": true, "arguments": ["patch number", "issues addressed", "common vulnerabilities and exposures", "releaser", "vulnerable system version", "vulnerable system"]}, {"event_type": "data breach", "trigger": true, "arguments": ["tool", "compromised data", "time", "attack pattern", "victim", "damage amount", "number of data", "purpose"]}, {"event_type": "discover vulnerability", "trigger": true, "arguments": ["time", "vulnerable system version", "supported platform", "vulnerable system owner", "common vulnerabilities and exposures", "vulnerable system", "vulnerability", "discoverer"]}, {"event_type": "ransom", "trigger": true, "arguments": ["attacker", "price", "time", "victim", "place", "damage amount", "attack pattern", "payment method", "tool"]}, {"event_type": "phishing", "trigger": true, "arguments": ["purpose", "tool", "attack pattern", "time", "place", "damage amount", "victim", "attacker"]}], "input": "Bitcoin has become the popular payment method for ransomware over the last two years , as the digital currency provides cybercriminals with a means of collecting ransoms , while also making it difficult to get the ransom - collectors ' identities , thanks to the level of anonymity it offers ."}
{"patch vulnerability": [], "data breach": [], "discover vulnerability": [], "ransom": [{"trigger": "collecting ransoms", "arguments": {"attacker": "cybercriminals", "price": "NAN", "time": "the last two years", "victim": "NAN", "place": "NAN", "damage amount": "NAN", "attack pattern": "NAN", "payment method": ["Bitcoin", "the digital currency"], "tool": "ransomware"}}], "phishing": []}